39404456

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{479}}^1$

素因数の和:618

約数の個数: 64

約数和(自身を含む): 91929600

約数和(自身を除く): 52525144

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 113, 182, 226, 364, 452, 479, 728, 791, 904, 958, 1469, 1582, 1916, 2938, 3164, 3353, 3832, 5876, 6227, 6328, 6706, 10283, 11752, 12454, 13412, 20566, 24908, 26824, 41132, 43589, 49816, 54127, 82264, 87178, 108254, 174356, 216508, 348712, 378889, 433016, 703651, 757778, 1407302, 1515556, 2814604, 3031112, 4925557, 5629208, 9851114, 19702228, 39404456]

約数ペア:

[(1, 39404456), (2, 19702228), (4, 9851114), (7, 5629208), (8, 4925557), (13, 3031112), (14, 2814604), (26, 1515556), (28, 1407302), (52, 757778), (56, 703651), (91, 433016), (104, 378889), (113, 348712), (182, 216508), (226, 174356), (364, 108254), (452, 87178), (479, 82264), (728, 54127), (791, 49816), (904, 43589), (958, 41132), (1469, 26824), (1582, 24908), (1916, 20566), (2938, 13412), (3164, 12454), (3353, 11752), (3832, 10283), (5876, 6706), (6227, 6328)]